87702973 Knife Guard Double Pronged Fits Case IH 3020 ++ PlatformsOne New Aftermarket Replacement Double Prong Knife Guard (Sickle Guard) Fits Case IH and Fits New Holland Grain Headers This double prong knife guard (also known as a sickle guard or double finger guard) mounts on the cutterbar of combine grain headers, protecting the sickle knife sections and guiding crop material into the cutting system. It is a direct bolt on replacement for the original equipment guard on Fits Case IH and Fits New Holland